(19)

(11)

EP 3 883 571 A1

(12)

(43) Date of publication: 29.09.2021 Bulletin 2021/39 (21) Application number: 20736176.7 (22) Date of filing: 03.01.2020

(51) International Patent Classification (IPC):  A61K 31/485(2006.01) C07D 403/02(2006.01) A61P 25/36(2006.01) (52) Cooperative Patent Classification (CPC): C07D 491/107; A61K 31/485; A61P 25/36 (86) International application number: PCT/US2020/012107 (87) International publication number: WO 2020/142644 (09.07.2020 Gazette 2020/28)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 04.01.2019 US 201962788167 P (71) Applicant: Aether Therapeutics Inc. Austin, TX 78756 (US)	(72) Inventor: WOLFGANG, Sadee Ross, CA 94957 (US) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)